Mumzi Mumzi
  • 21-02-2018
  • Mathematics
contestada

How do you find the value of x in degrees.

sin 2x - 1 = 0

Respuesta :

jdoe0001 jdoe0001
  • 21-02-2018
[tex]\bf sin(2x)-1=0\implies sin(2x)=1\implies sin^{-1}[sin(2x)]=sin^{-1}(1) \\\\\\ 2x=sin^{-1}(1)\implies 2x=\cfrac{\pi }{2}\implies x=\cfrac{\pi }{4}\textit{ which is }45^o[/tex]
Answer Link

Otras preguntas

Sara has some oranges. She sold 40% more than she ate. If she sold 70 oranges. How many did she eat?
How old was Charles Dickens when he moved to London,England
Sara has some oranges. She sold 40% more than she ate. If she sold 70 oranges. How many did she eat?
Why do you think the King Arthur legends have been so popular throughout history?
-2 < n < 5. n is an integer. Write down all possible values of n.
-2 < n < 5. n is an integer. Write down all possible values of n.
Put brackets in the calculation below to make it correct. 15 - 4 x 2 + 1 = 3
Put brackets in the calculation below to make it correct. 15 - 4 x 2 + 1 = 3
express the recurring decimal 0.281 as a fraction  in its simplest form. ( the '81' are the only two recurring)
A pair of jeans that originally costs $42 is 25% off.Find the sale price.ASAP PLZ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!